| Standard label: | Derivative Liability, Fair Value, Gross Asset |
| Name: | us-gaap:DerivativeLiabilityFairValueGrossAsset |
| Documentation: | Fair value of asset associated with financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. |
| Object type: | cm:Concept |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | As Of (instant) |
| Balance type: | Debit |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:DerivativeLiabilityFairValueGrossAsset |
| Label | Role | Language |
| Derivative Liability, Fair Value, Gross Asset | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 210 20 50 3 (b) | http://fasb.org/us-gaap/role/ref/legacyRef | 210 |
| FASB Accounting Standards Codification 210 20 55 8 | http://fasb.org/us-gaap/role/ref/legacyRef | 210 |
| FASB Accounting Standards Codification 815 10 50 4B (a),(c) | http://fasb.org/us-gaap/role/ref/legacyRef | 815 |